Surf Forecasts:
How big are the waves at Irmas/Leftpoint today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 7ft (2.1m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 6ft (1.9m), 8s period with ENE swell.
- Evening surf: Evening surf (21 Sep, local time) - 6.5ft (2.0m), 8s period with ENE swell.
The current surf forecast for Irmas/Leftpoint at 4AM is: 2.5m 8s primary swell from a East-northeast direction and 0.9m 14s secondary swell from a South-southwest direction (forecast issued at 01:00am September 21). An open ocean swell of 0.3m 15s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 7ft (2.1m) | 8s |
| Afternoon (21 Sep) | 6ft (1.9m) | 8s |
| Evening (21 Sep) | 6.5ft (2.0m) | 8s |
Table - waves today at Irmas/Leftpoint. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Mon morning, min 25°C on Mon morning). Mainly strong winds. | ||||||||||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | ||||||||||||||||||||||
2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | ENE 10 | ENE 9 | E 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 717 | 627 | 528 | 472 | 449 | 463 | 502 | 486 | 449 | 414 | 370 | 370 | 370 | 402 | 522 | 646 | 742 | 809 | 830 | 767 | 669 | 614 | 639 | 601 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross |
High Tide | 11:56PM0.25m | 12:07PM0.59m | 00:31AM0.29m | 12:42PM0.61m | 1:04AM0.34m | 1:14PM0.61m | ||||||||||||||||||
Low Tide | 5:00AM0.13m | 7:32PM0.11m | 5:55AM0.11m | 7:51PM0.09m | 6:42AM0.09m | 8:09PM0.08m | ||||||||||||||||||
 | |  | | |  | |  | | | | | | | | | | | | | | | | | |
 | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:25 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 26 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
Feels °C | 21 | 21 | 21 | 24 | 22 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 25 | 25 | 25 | 24 | 24 | 23 | 24 | 24 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | S 13 | S 13 | S 13 | S 13 | SSW 13 | SSW 13 | S 13 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | SSW 16 |
| kJ | 346 | 336 | 331 | 261 | 247 | 229 | 173 | 171 | 168 | 176 | 176 | 158 | 147 | 140 | 126 | 123 | 123 | 117 | 108 | 82 | 80 | 78 | 77 | 164 |
Swell 2 Height (m) Direction Period (s) | SW 15 | SW 15 | SSW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | N 13 | N 13 | N 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 13 | S 13 | S 13 | S 13 | S 12 | SSW 16 | NNW 10 |
| kJ | 33 | 33 | 21 | 53 | 32 | 46 | 46 | 46 | 46 | 89 | 117 | 144 | 151 | 108 | 106 | 106 | 110 | 115 | 115 | 119 | 119 | 108 | 166 | 54 |
Swell 3 Height (m) Direction Period (s) | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | W 11 | NNW 10 | N 14 | N 14 | SW 14 | SSW 13 | SSW 19 | SW 19 | SW 19 | SW 17 | SW 17 | SW 17 | SSW 17 | SW 17 | SW 17 | SSW 17 | SSW 16 | S 12 | S 12 |
| kJ | 11 | 11 | 10 | 10 | 10 | 9 | 9 | 16 | 33 | 29 | 17 | 36 | 57 | 92 | 72 | 74 | 76 | 119 | 148 | 145 | 190 | 173 | 75 | 76 |
Wind waves Height (m) Direction Period (s) | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | ENE 10 | ENE 9 | E 9 |
| kJ | 717 | 627 | 528 | 472 | 449 | 463 | 502 | 486 | 449 | 414 | 370 | 370 | 370 | 402 | 522 | 646 | 742 | 809 | 830 | 767 | 669 | 614 | 639 | 601 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 56 | 50 | 50 | 49 | 49 | 109 | 49 | 49 | 49 | 49 | 49 | 49 | 56 | 56 | 49 | 49 | 49 | 49 | 49 | 50 | 51 | 58 | 49 | 49 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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